bSDD -
buildingSmart Data Dictionary. Data Dictionary er et bibliotek med objekter og deres egenskaper. The buildingSMART Data Dictionary (bSDD) is a library of objects and their attributes. It’s used to identify objects in the built environment and their specific properties regardless of language, so that “door” means the same thing in Iceland as it does in India.

CityGML -
Format for bymodeller basert på Geographic Markup Language.
Data format for city development models, based on the Geographic Markup Language (GML).